/*
 * Copyright 2012 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package be.free.ts.employee;

import be.free.ts.contact.Contact;
import be.free.ts.project.Project;
import be.free.ts.support.Builder;
import be.free.ts.support.IntervalBuilder;
import org.joda.time.DateTime;

import javax.inject.Inject;
import javax.inject.Provider;
import java.util.Set;

import static com.google.common.collect.Sets.newHashSet;

/**
 * @author Christophe De Blende
 * @since 03/04/13
 */
public class EmployeeBuilder implements Builder<Employee> {

	private final Provider<Employee> employeeProvider;

	private final Provider<IntervalBuilder> intervalBuilder;

	private Contact contact;

	private Set<Project> projects;

	private DateTime startDateTime;

	private DateTime endDateTime;

	@Inject
	public EmployeeBuilder(Provider<Employee> employeeProvider, Provider<IntervalBuilder> intervalBuilder) {
		this.employeeProvider = employeeProvider;
		this.intervalBuilder = intervalBuilder;
	}

	public EmployeeBuilder contact(Contact value) {
		contact = value;
		return this;
	}

	public EmployeeBuilder addProject(Project value) {
		if (projects == null) {
			projects = newHashSet();
		}
		projects.add(value);
		return this;
	}

	public EmployeeBuilder startDateTime(DateTime value) {
		startDateTime = value;
		return this;
	}

	public EmployeeBuilder endDateTime(DateTime value) {
		endDateTime = value;
		return this;
	}

	@Override
	public Employee build() {
		Employee employee = employeeProvider.get();
		employee.setContact(contact);
		employee.setProjects(projects);
		employee.setInterval(intervalBuilder.get()
				.startDateTime(startDateTime)
				.endDateTime(endDateTime)
				.build());
		return employee;
	}
}

